Condensed Consolidated Statements of Income (unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Net sales	$ 3,649	$ 3,707
Cost of sales	2,302	2,359
Gross margin	1,347	1,348
Selling, general and administrative expenses	1,010	1,052
Research and development expenses	164	150
Other operating income, net	(13)	(17)
Operating income	186	163
Interest expense, net	117	85
Other income, net	(1)	(16)
Income before income taxes	70	94
Income tax expense	25	21
Net income	45	73
Net income attributable to noncontrolling interests	1	2
Net income attributable to Baxter stockholders	$ 44	$ 71
Earnings per share
Basic (in dollars per share)	$ 0.09	$ 0.14
Diluted (in dollars per share)	$ 0.09	$ 0.14
Weighted-average number of shares outstanding
Basic (in shares)	505	503
Diluted (in shares)	507	509